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Release 1.32.0 (#988)
* Update streamlit.json * Add new `AppTest` properties * Update split to only split on spaces, so that newlines don't get removed (#957) * Update split to only split on spaces, so that newlines don't get removed Useful for people who want to stream markdown Thanks to @lukasmasuch for pointing out this solution * Update example to match docstring --------- Co-authored-by: Debbie Matthews <[email protected]> * Add `st.popover` (#987) * Add `st.popover` reference page * Add popover API reference cards * Cheat sheet, What's new, Release notes * Typos * Add release video links --------- Co-authored-by: Zachary Blackwood <[email protected]>
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‎components/layouts/masonry.module.css

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.Container {
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@apply columns-1 lg:columns-2 2xl:columns-3 gap-8 max-w-full;
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@apply columns-1 lg:columns-2 gap-8 max-w-full;
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}
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.Container > * {

‎content/library/api-cheat-sheet.md

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#### Install & Import
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```python
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pip install streamlit
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streamlit run first_app.py
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# Import convention
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<CodeTile featured>
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#### Command line
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#### Pre-release features
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```python
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streamlit --help
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streamlit run your_script.py
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streamlit hello
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streamlit config show
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streamlit cache clear
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streamlit docs
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streamlit --version
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pip uninstall streamlit
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pip install streamlit-nightly --upgrade
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```
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Learn more about [experimental features](advanced-features/prerelease#experimental-features)
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</CodeTile>
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<CodeTile featured>
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#### Pre-release features
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#### Command line
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```python
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pip uninstall streamlit
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pip install streamlit-nightly --upgrade
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streamlit --help
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streamlit run your_script.py
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streamlit hello
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streamlit config show
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streamlit cache clear
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streamlit docs
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streamlit --version
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```
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Learn more about [experimental features](advanced-features/prerelease#experimental-features)
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</CodeTile>
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</Masonry>
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st.image("./header.png")
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st.audio(data)
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st.video(data)
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st.video(data, subtitles="./subs.vtt")
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```
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</CodeTile>
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<CodeTile>
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#### Expandable containers
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```python
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>>> expand = st.expander("My label")
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>>> expand.write("Inside the expander.")
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>>> pop = st.popover("Button label")
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>>> pop.checkbox("Show all")
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# You can also use "with" notation:
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>>> with expand:
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>>> st.radio("Select one:", [1, 2])
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```
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</CodeTile>
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<CodeTile>
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#### Control flow
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```python

‎content/library/api/api-reference.md

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## Layouts and containers
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<TileContainer>
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<RefCard href="/library/api-reference/layout/st.sidebar">
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<RefCard href="/library/api-reference/layout/st.columns">
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<Image pure alt="screenshot" src="/images/api/sidebar.jpg" />
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<Image pure alt="screenshot" src="/images/api/columns.jpg" />
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<h4>Sidebar</h4>
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<h4>Columns</h4>
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Display items in a sidebar.
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Insert containers laid out as side-by-side columns.
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```python
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st.sidebar.write("This lives in the sidebar")
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st.sidebar.button("Click me!")
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col1, col2 = st.columns(2)
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col1.write("this is column 1")
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col2.write("this is column 2")
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```
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</RefCard>
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<RefCard href="/library/api-reference/layout/st.columns">
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<RefCard href="/library/api-reference/layout/st.container">
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<Image pure alt="screenshot" src="/images/api/columns.jpg" />
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<Image pure alt="screenshot" src="/images/api/container.jpg" />
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<h4>Columns</h4>
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<h4>Container</h4>
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Insert containers laid out as side-by-side columns.
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Insert a multi-element container.
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```python
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col1, col2 = st.columns(2)
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col1.write("this is column 1")
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col2.write("this is column 2")
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c = st.container()
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st.write("This will show last")
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c.write("This will show first")
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c.write("This will show second")
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```
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</RefCard>
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<RefCard href="/library/api-reference/layout/st.tabs">
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<RefCard href="/library/api-reference/layout/st.empty">
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<Image pure alt="screenshot" src="/images/api/tabs.jpg" />
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<Image pure alt="screenshot" src="/images/api/empty.jpg" />
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<h4>Tabs</h4>
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<h4>Empty</h4>
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Insert containers separated into tabs.
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Insert a single-element container.
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```python
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tab1, tab2 = st.tabs(["Tab 1", "Tab2"])
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tab1.write("this is tab 1")
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tab2.write("this is tab 2")
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c = st.empty()
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st.write("This will show last")
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c.write("This will be replaced")
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c.write("This will show first")
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```
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</RefCard>
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```
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</RefCard>
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<RefCard href="/library/api-reference/layout/st.container">
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<RefCard href="/library/api-reference/layout/st.popover">
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<Image pure alt="screenshot" src="/images/api/container.jpg" />
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<Image pure alt="screenshot" src="/images/api/popover.svg" />
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<h4>Container</h4>
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<h4>Popover</h4>
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Insert a multi-element container.
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Insert a multi-element popover container that can be opened/closed.
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```python
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c = st.container()
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st.write("This will show last")
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c.write("This will show first")
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c.write("This will show second")
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with st.popover("Settings"):
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st.checkbox("Show completed")
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```
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</RefCard>
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<RefCard href="/library/api-reference/layout/st.empty">
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<RefCard href="/library/api-reference/layout/st.sidebar">
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<Image pure alt="screenshot" src="/images/api/empty.jpg" />
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<Image pure alt="screenshot" src="/images/api/sidebar.jpg" />
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<h4>Empty</h4>
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<h4>Sidebar</h4>
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Insert a single-element container.
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Display items in a sidebar.
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```python
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c = st.empty()
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st.write("This will show last")
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c.write("This will be replaced")
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c.write("This will show first")
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st.sidebar.write("This lives in the sidebar")
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st.sidebar.button("Click me!")
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```
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</RefCard>
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<RefCard href="/library/api-reference/layout/st.tabs">
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<Image pure alt="screenshot" src="/images/api/tabs.jpg" />
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<h4>Tabs</h4>
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Insert containers separated into tabs.
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```python
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tab1, tab2 = st.tabs(["Tab 1", "Tab2"])
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tab1.write("this is tab 1")
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tab2.write("this is tab 2")
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</RefCard>

‎content/library/api/layout/layout.md

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Streamlit provides several options for controlling how different elements are laid out on the screen.
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<TileContainer>
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<RefCard href="/library/api-reference/layout/st.sidebar">
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<RefCard href="/library/api-reference/layout/st.columns">
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<Image pure alt="screenshot" src="/images/api/sidebar.jpg" />
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<Image pure alt="screenshot" src="/images/api/columns.jpg" />
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<h4>Sidebar</h4>
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<h4>Columns</h4>
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Display items in a sidebar.
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Insert containers laid out as side-by-side columns.
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st.sidebar.write("This lives in the sidebar")
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st.sidebar.button("Click me!")
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col1, col2 = st.columns(2)
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col1.write("this is column 1")
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col2.write("this is column 2")
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</RefCard>
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<RefCard href="/library/api-reference/layout/st.columns">
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<RefCard href="/library/api-reference/layout/st.container">
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<Image pure alt="screenshot" src="/images/api/columns.jpg" />
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<Image pure alt="screenshot" src="/images/api/container.jpg" />
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<h4>Columns</h4>
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<h4>Container</h4>
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Insert containers laid out as side-by-side columns.
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col1.write("this is column 1")
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c = st.container()
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st.write("This will show last")
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c.write("This will show first")
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c.write("This will show second")
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```
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</RefCard>
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<RefCard href="/library/api-reference/layout/st.tabs">
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<RefCard href="/library/api-reference/layout/st.empty">
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<Image pure alt="screenshot" src="/images/api/tabs.jpg" />
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<Image pure alt="screenshot" src="/images/api/empty.jpg" />
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<h4>Tabs</h4>
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<h4>Empty</h4>
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c = st.empty()
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st.write("This will show last")
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c.write("This will be replaced")
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c.write("This will show first")
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</RefCard>
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</RefCard>
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<RefCard href="/library/api-reference/layout/st.container">
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<RefCard href="/library/api-reference/layout/st.popover">
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<Image pure alt="screenshot" src="/images/api/container.jpg" />
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<Image pure alt="screenshot" src="/images/api/popover.svg" />
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<h4>Container</h4>
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<h4>Popover</h4>
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Insert a multi-element container.
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st.checkbox("Show completed")
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</RefCard>
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<RefCard href="/library/api-reference/layout/st.empty">
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<RefCard href="/library/api-reference/layout/st.sidebar">
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<Image pure alt="screenshot" src="/images/api/empty.jpg" />
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<Image pure alt="screenshot" src="/images/api/sidebar.jpg" />
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<h4>Empty</h4>
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<h4>Sidebar</h4>
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st.write("This will show last")
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c.write("This will be replaced")
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c.write("This will show first")
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st.sidebar.write("This lives in the sidebar")
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st.sidebar.button("Click me!")
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```
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</RefCard>
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<RefCard href="/library/api-reference/layout/st.tabs">
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<Image pure alt="screenshot" src="/images/api/tabs.jpg" />
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<h4>Tabs</h4>
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</RefCard>

‎content/library/api/layout/popover.md

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---
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title: st.popover
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slug: /library/api-reference/layout/st.popover
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description: st.popover inserts a multi-element popover container
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---
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<Autofunction function="streamlit.popover" />

‎content/library/api/testing/st.testing.v1.AppTest.md

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<Autofunction function="AppTest.exception" />
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<Autofunction function="AppTest.expander" />
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<Autofunction function="AppTest.header" />
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<Autofunction function="AppTest.info" />
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<Autofunction function="AppTest.success" />
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<Autofunction function="AppTest.status" />
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<Autofunction function="AppTest.table" />
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<Autofunction function="AppTest.tabs" />

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